337220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1297}}^1$

素因数の和:1319

約数の個数: 24

約数和(自身を含む): 763224

約数和(自身を除く): 426004

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1297, 2594, 5188, 6485, 12970, 16861, 25940, 33722, 67444, 84305, 168610, 337220]

約数ペア:

[(1, 337220), (2, 168610), (4, 84305), (5, 67444), (10, 33722), (13, 25940), (20, 16861), (26, 12970), (52, 6485), (65, 5188), (130, 2594), (260, 1297)]